22 lines
448 B
C
22 lines
448 B
C
|
/* SPDX-License-Identifier: GPL-2.0 */
|
||
|
|
#ifndef PERF_CACHELINE_H
|
||
|
|
#define PERF_CACHELINE_H
|
||
|
|
|
||
|
|
#include <linux/compiler.h>
|
||
|
|
|
||
|
|
int __pure cacheline_size(void);
|
||
|
|
|
||
|
|
static inline u64 cl_address(u64 address)
|
||
|
|
{
|
||
|
|
/* return the cacheline of the address */
|
||
|
|
return (address & ~(cacheline_size() - 1));
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline u64 cl_offset(u64 address)
|
||
|
|
{
|
||
|
|
/* return the cacheline of the address */
|
||
|
|
return (address & (cacheline_size() - 1));
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif // PERF_CACHELINE_H
|